2.1.16 double ldexp
double ldexp(double __x, int __exp)
The ldexp() function multiplies a floating-point number by an integral power of 2. It returns the value of __x times 2 raised to the power __exp.
double ldexp(double __x, int __exp)
The ldexp() function multiplies a floating-point number by an integral power of 2. It returns the value of __x times 2 raised to the power __exp.